This Ultra-Tow top-wind trailer jack has a 12 1/8in.H to 27 1/8in.H lifting range. Black powder coat construction with zinc-plated inner tube and disc footplate. Weld-on tubular mount, includes matching female mount. Length Extended in. 27 1/8, Length of Travel in. 15, Crank Type Top wind, Lift Capacity lbs. 7,000, Length Retracted in. 12 1/8, Drop Leg Travel in. 15, Mount Type Weld-on.